Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    805bc38aa1a5c30fe18cdc3bf46e4a4a1e43a8f0499f2f2b16bca72395a41539

  • Size

    2.0MB

  • Sample

    240525-d9jjsadc7w

  • MD5

    0bf46dac0e557ddfd400618c989f3f02

  • SHA1

    6454812b7b9e7858017d87f851ca0c2094a07f2a

  • SHA256

    805bc38aa1a5c30fe18cdc3bf46e4a4a1e43a8f0499f2f2b16bca72395a41539

  • SHA512

    6451648cabb09fcba9da080dac892d3d3fdc21341359e73374aeea820ca34fe7b7de8c170762751eb1d17ba64a4938278d684047f8c7655108b394bc23f7de07

  • SSDEEP

    49152:s4K3x1vUmJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18mtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      805bc38aa1a5c30fe18cdc3bf46e4a4a1e43a8f0499f2f2b16bca72395a41539

    • Size

      2.0MB

    • MD5

      0bf46dac0e557ddfd400618c989f3f02

    • SHA1

      6454812b7b9e7858017d87f851ca0c2094a07f2a

    • SHA256

      805bc38aa1a5c30fe18cdc3bf46e4a4a1e43a8f0499f2f2b16bca72395a41539

    • SHA512

      6451648cabb09fcba9da080dac892d3d3fdc21341359e73374aeea820ca34fe7b7de8c170762751eb1d17ba64a4938278d684047f8c7655108b394bc23f7de07

    • SSDEEP

      49152:s4K3x1vUmJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18mtIuoITsdZ

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks